what type of battery it is? aaa or aa?

It has a replaceable Watch battery

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Byrna Banshee Personal Safety Alarm - 130 dB Loud Military Grade Self Defense Emergency Keychain Siren Device with LED Strobe Alert Light for Women, Men, Children, Elderly, Hikers and Runners (Black)

Product ID: 377547947

Details

Battery description
Lithium
Brand
Byrna
Colour
Black
Number of batteries
2 CR2032
Power source
Battery

🔊130dB ear-piercing alert

🔋1-year replaceable lithium batteries

🛡️Durable & water-resistant design

$43.50

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Description

🛡️ Stay loud, stay safe, stay unstoppable.

UNIVERSAL SAFETY - Perfect for professionals, students, seniors, and outdoor enthusiasts alike
JET LEVEL LOUDNESS - 130dB siren cuts through noise like a military jet at 50ft
LONG LASTING POWER - Replaceable lithium batteries keep you protected up to 1 year
ALWAYS WITHIN REACH - Compact keychain with carabiner for instant access on bags or belts
BUILT TO BRAVE ELEMENTS - Water-resistant and rugged for any adventure or daily hustle

The Byrna Banshee is a military-grade personal safety alarm delivering a powerful 130dB alert—comparable to a jet engine at 50 feet—to deter threats instantly. Compact and lightweight, it attaches easily to backpacks, purses, or belts with a carabiner. Built tough with water resistance and powered by replaceable lithium batteries lasting up to a year, it’s the ultimate on-the-go security tool for anyone prioritizing personal safety.

Specifications

ASIN	B09GBQFCZS
ASIN	B09GBQFCZS
Audible Noise	130 Decibels
Batteries	2 CR2032 batteries required. (included)
Battery Description	Lithium
Best Sellers Rank	#75,227 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #86 in Security Horns & Sirens
Brand	Byrna
Built-In Media	Batteries
Color	Black
Control Method	Touch
Customer Reviews	4.3 4.3 out of 5 stars (226)
Customer reviews	4.3 4.3 out of 5 stars (226)
Date First Available	4 October 2021
Item Weight	0.03 Kilograms
Item model number	BM68450
Manufacturer	Byrna
Manufacturer	Byrna
Maximum Range	50 Feet
Mfr Part Number	BM68450
Model Number	BM68450
Number of Batteries	2 CR2032 batteries required. (included)
Power Source	Battery Powered
Product Dimensions	10.16 x 3.81 x 2.54 cm; 32 g
Sensor Technology	Contact Sensor
UPC	810042111172
Unit Count	1 Count

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$43.50

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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Received my product in pristine condition. Great service overall.

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